/*
 * Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hazelcast.sql.impl.schema.map;

import com.hazelcast.map.IMap;
import com.hazelcast.nio.serialization.ClassDefinition;
import com.hazelcast.replicatedmap.ReplicatedMap;

/**
 * Plugin mechanism, allowing to perform additional analysis of
 * {@link IMap}/{@link ReplicatedMap} keys & values during sample-based schema resolution.
 * <p>
 * Resulting metadata is attached to the resolved {@link AbstractMapTable}.
 */
public interface JetMapMetadataResolver {

    JetMapMetadataResolver NO_OP = new JetMapMetadataResolver() {
        @Override
        public Object resolveClass(Class<?> clazz, boolean key) {
            return null;
        }

        @Override
        public Object resolvePortable(ClassDefinition clazz, boolean key) {
            return null;
        }
    };

    Object resolveClass(Class<?> clazz, boolean key);

    Object resolvePortable(ClassDefinition clazz, boolean key);
}
